4-Bromomethcathinone-D3 hydrochloride is a labelled analogue of 4-Bromomethcathinone hydrochloride (B686080). 4-Bromomethcathinone is part of a family of synthetic cathinone compounds called aminopropiophenones (which have high potential for abuse). Aminopropiophenones have potential psychoactive effects, can lead to death, and are labelled as highly controlled substances in many countries.